<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>VUE</title>
</head>
<div id="app">
    <IMG src="sql.png">
    <img v-bind:src="imgSrc" alt="--">
    <img :src="imgSrc" alt="--":alt="imgTitle+'!!!'">
</div>
<!-- 开发环境版本，包含了有帮助的命令行警告 -->
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script>
    var xxx = new Vue({
        el: '#app',
        data: {
            imgSrc:"sqxl.png",
            imgTitle:"sql",
            isActive:false
        }
    })
</script>



<body></body>
</html>